JPS56120509A - Purifying method for wet process crude phosphoric acid - Google Patents
Purifying method for wet process crude phosphoric acidInfo
- Publication number
- JPS56120509A JPS56120509A JP1925280A JP1925280A JPS56120509A JP S56120509 A JPS56120509 A JP S56120509A JP 1925280 A JP1925280 A JP 1925280A JP 1925280 A JP1925280 A JP 1925280A JP S56120509 A JPS56120509 A JP S56120509A
- Authority
- JP
- Japan
- Prior art keywords
- hydrogen sulfide
- arsenic
- phosphoric acid
- sulfide
- amount
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Inorganic Compounds Of Heavy Metals (AREA)
- Removal Of Specific Substances (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1925280A JPS56120509A (en) | 1980-02-20 | 1980-02-20 | Purifying method for wet process crude phosphoric acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1925280A JPS56120509A (en) | 1980-02-20 | 1980-02-20 | Purifying method for wet process crude phosphoric acid |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56120509A true JPS56120509A (en) | 1981-09-21 |
JPS6353121B2 JPS6353121B2 (ja) | 1988-10-21 |
Family
ID=11994222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1925280A Granted JPS56120509A (en) | 1980-02-20 | 1980-02-20 | Purifying method for wet process crude phosphoric acid |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56120509A (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2520342A1 (fr) * | 1982-01-25 | 1983-07-29 | Rhone Poulenc Chim Base | Procede de purification d'acide phosphorique de voie humide |
US4466948A (en) * | 1982-07-21 | 1984-08-21 | Hoechst Aktiengesellchaft | Process for removing heavy metal ions and arsenic from wet-processed phosphoric acid |
CN102849698A (zh) * | 2012-09-28 | 2013-01-02 | 凯恩德利(北京)科贸有限公司 | 高效磷酸除砷方法及装置 |
CN103979510A (zh) * | 2014-04-25 | 2014-08-13 | 防城港博森化工有限公司 | 一种磷酸生产中的脱砷方法 |
CN103991853A (zh) * | 2014-05-29 | 2014-08-20 | 龚家竹 | 生产低重金属含量卫生磷肥的方法 |
-
1980
- 1980-02-20 JP JP1925280A patent/JPS56120509A/ja active Granted
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2520342A1 (fr) * | 1982-01-25 | 1983-07-29 | Rhone Poulenc Chim Base | Procede de purification d'acide phosphorique de voie humide |
JPS58130108A (ja) * | 1982-01-25 | 1983-08-03 | ロ−ヌ−プ−ラン・シミ・ド・バ−ズ | 湿式法りん酸の精製方法 |
US4466948A (en) * | 1982-07-21 | 1984-08-21 | Hoechst Aktiengesellchaft | Process for removing heavy metal ions and arsenic from wet-processed phosphoric acid |
CN102849698A (zh) * | 2012-09-28 | 2013-01-02 | 凯恩德利(北京)科贸有限公司 | 高效磷酸除砷方法及装置 |
CN103979510A (zh) * | 2014-04-25 | 2014-08-13 | 防城港博森化工有限公司 | 一种磷酸生产中的脱砷方法 |
CN103991853A (zh) * | 2014-05-29 | 2014-08-20 | 龚家竹 | 生产低重金属含量卫生磷肥的方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS6353121B2 (ja) | 1988-10-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69330288D1 (de) | Verfahren zur entfernung von chlorophyllfarbeverunreinigungen aus planzenoelen | |
ES487988A1 (es) | Procedimiento para la transformacion de residuos de acidos de sales | |
JPS56120509A (en) | Purifying method for wet process crude phosphoric acid | |
DE19800699A1 (de) | Entfernung von Schwermetallionen aus wäßrigen Medien | |
JPS5722115A (en) | Treating method of crude ammonium sulfate | |
JPS5738313A (en) | Purifying method for phosphoric acid solution | |
JPS5375196A (en) | Removing method for heavy metals from phosphoric acid solution | |
ES8406376A1 (es) | Procedimiento para la purificacion de acido fosforico bruto de procedimiento en humedo | |
JPS5534136A (en) | Treatment method of organic waste water | |
JPS565192A (en) | Highly advanced treatment of waste water | |
JPS57149813A (en) | Treatment of phosphoric acid extracted solution by ion exchange | |
JPS534355A (en) | Process for removing floc | |
JPS5658582A (en) | Removing method for lead from industrial waste water | |
EP0132906A3 (en) | Extracting chromium (iii) from aqueous solutions with 2-ethylhexyl acid phosphate | |
JPS52149271A (en) | Production of purified water | |
JPS5493694A (en) | Desulfurization method for wet process phosphoric acid | |
JPS55142589A (en) | Waste water treating method | |
JPS5663827A (en) | Rhodium separating and recovering method | |
KR840000278A (ko) | 양이온교환수지를 재생시키는 방법 | |
SU1177391A1 (ru) | Способ выделени азотной и плавиковой кислот из отработанных травильных растворов | |
RU1775371C (ru) | Способ извлечени мышь ка V из кислых растворов | |
JPS5777014A (en) | Manufacture of purified phosphoric acid | |
SU882921A1 (ru) | Способ получени фосфорной кислоты | |
JPS56105794A (en) | Water treatment method by granular solid alkali material | |
JPS54102300A (en) | Production of industrial grade ammonium phosphate |